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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
I don't know what changed, but I just did, for a number of languages.
Help us help you. Specify in which language you're experiencing this problem.
If this problem was in Clojure, it's fixed.
That's a shame.
It's mostlikely a mistake but because there are over 500 solutions submitted the owner cannot change any code.
Is having to change the test case part of the challenge here, or is that some kind of mistake?